China Aerospace Science and Technology Corporation

Long March 4

China Aerospace Science and Technology Corporation


Successes: 127 Failures: 7 Pending: 16


Launch Vehicle

Long March 4

Configuration: B
Family: Long March 4

The Long March 4B (Chinese: 长征四号乙火箭), also known as the Chang Zheng 4B, CZ-4B and LM-4B is a Chinese orbital carrier rocket. Launched from Launch Complex 1 at the Taiyuan Satellite Launch Center, it is a 3-stage rocket, used mostly to place satellites into low Earth and sun synchronous orbits.


Earth Science

The Gaofen-11 satellite is believed to be a Earth-imaging satellite that Chinese state media claims, "can be used for land survey, urban planning, road network design, agriculture, and disaster relief".

Launch Window

NET: July 31st 2018 - 03:00 UTC

Launch Window

Open: July 31st 2018 - 02:54 UTC

Close: July 31st 2018 - 03:18 UTC

Watch the Launch

Taiyuan, People's Republic of China

Launch Complex 9, Taiyuan